Talkin' After Hours with the Lower Blackwood LCDC

Lower Blackwood LCDC
Talkin' After Hours with the Lower Blackwood LCDC

Talkin After Hours with the Lower Blackwood LCDC is hosted by Jo Wren and Kate Tarrant from the Lower Blackwood LCDC who, each month, will be talking all things Sustainable Ag, bringing you an interesting and informative interview with an expert on a particular farming or landcare topic. The Lower Blackwood LCDC are a not-for-profit, community managed, independent Landcare and sustainable Ag organisation located in the South West of Western Australia.

  1. 25 DE JUL.

    Talkin' Biochar with Professor Stephen Joseph

    In this Talking After Hours podcast Kate chats to Professor Stephen Joseph about biochar and its applications in renewable energy and agriculture. Biochar is the result of thermal decomposition of biomass in an oxygen-starved environment. It can be made from various feedstocks, including grasses, manures, and wood. Different biochars have different effects on soil and plant growth, and their application rates need to be optimized. Biochar can increase yields, improve water holding capacity, and enhance soil health. Biochar has the potential to improve soil health and agricultural productivity. It can be made from various biomass sources, including woody weeds and crop residues. Biochar can be produced in a trench or using a portable pyrolyzer. It can be mixed with manure or compost to enhance its effectiveness. Biochar can improve water holding capacity, nutrient retention, and microbial activity in sandy soils. It can also reduce greenhouse gas emissions and leaching of nutrients like phosphorus. Farmers can purchase biochar from suppliers or make their own using DIY methods like the kontiki technique. Key Takeaways Biochar is the result of thermal decomposition of biomass in an oxygen-starved environment. Different biochars have different effects on soil and plant growth, and their application rates need to be optimized. Biochar can increase yields, improve water holding capacity, and enhance soil health. Biochar can be made from various feedstocks, including grasses, manures, and wood, woody weeds and crop residues. It can be produced in a trench or using a portable pyrolyzer. Mixing biochar with manure or compost can enhance its effectiveness. Biochar improves water holding capacity, nutrient retention, and microbial activity in sandy soils. It can reduce greenhouse gas emissions and leaching of nutrients like phosphorus. Farmers can purchase biochar from suppliers or make their own using DIY methods like the kontiki technique. Chapters 00:00 Introduction to Professor Stephen Joseph and his expertise in renewable energy and biochar 02:31 The journey from working as an engineer to becoming a biochar expert 10:21 Understanding what biochar is and its various applications 14:08 The historical use of biochar by Indigenous peoples and its potential benefits in modern agriculture 17:08 Exploring the use of biochar in combination with solar panels to improve farmland 21:37 The different types of biochar and their effects on soil and plant growth 23:50 Optimizing biochar application rates for maximum benefits 29:53 Introduction to Biochar and its Benefits 34:39 Making Biochar: DIY Options and Considerations 40:31 Impact of Biochar on Soil and Plants 42:38 Biochar in Pasture Scenarios 48:22 Biochar and its Relationship to Humic and Fulvic Acids 50:53 Advantages of Biochar in Sandy Soils 53:24 Purchasing Biochar and Determining Quality 57:45 Conclusion and Resources

    49min

Sobre

Talkin After Hours with the Lower Blackwood LCDC is hosted by Jo Wren and Kate Tarrant from the Lower Blackwood LCDC who, each month, will be talking all things Sustainable Ag, bringing you an interesting and informative interview with an expert on a particular farming or landcare topic. The Lower Blackwood LCDC are a not-for-profit, community managed, independent Landcare and sustainable Ag organisation located in the South West of Western Australia.

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